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| سَلَف | |||
| Английский тезаурус | |||
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| gas source used in the CVD reaction ؛liquid source used in the CVD reaction | |||
| forerunner (a sign of something that is going to happen Val_Ships) | |||
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precursor : 3 фразы в 3 тематиках |
| Биология | 1 |
| Генетика | 1 |
| Сельское хозяйство | 1 |